Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quantas semanas no total os New York Jets enfrentaram o Pittsburgh Steelers?
 ###Tabelas: CREATE TABLE singles_titles_2 (singles_titles_2_id AUTO_INCREMENT PRIMARY KEY, Outcome VARCHAR, Date INT, Championship VARCHAR, Surface VARCHAR, Opponent in the final VARCHAR, Score in the final VARCHAR) CREATE TABLE head-to-head_records_against_other_countries (head-to-head_records_against_other_countries_id AUTO_INCREMENT PRIMARY KEY, Games INT, Wins INT, Draws INT, Losses INT, Goals For INT, Goals Against INT, Goal Differential VARCHAR) CREATE TABLE singles:_26_16_titles_10_runners-up (singles:_26_16_titles_10_runners-up_id AUTO_INCREMENT PRIMARY KEY, Outcome VARCHAR, Year INT, Championship VARCHAR, Surface VARCHAR, Opponent in the final VARCHAR, Score in the final VARCHAR) CREATE TABLE schedule (schedule_id AUTO_INCREMENT PRIMARY KEY, Week INT, Date VARCHAR, Opponent VARCHAR, Result VARCHAR, Game site VARCHAR, Attendance VARCHAR) CREATE TABLE lent_bumps (lent_bumps_id AUTO_INCREMENT PRIMARY KEY, Year INT, Finish position VARCHAR, 1st day VARCHAR, 2nd day VARCHAR, 3rd day VARCHAR, 4th Day VARCHAR)  
SELECT COUNT Week FROM schedule WHERE Opponent = pittsburgh steelers